#pragma once
#include<iostream>
using namespace std;
#include<string>
#include<stdlib.h>
#include<cassert>
typedef int Datetype;
class SeqList
{
public:
	SeqList();
	void PushFront(SeqList* sl, Datetype x);
	void PushBack(SeqList* sl, Datetype x);
	void PopFront(SeqList* sl);
	void PopBack(SeqList* sl);
	void Print(SeqList sl);
	void JudgeCapacity(SeqList* sl);
	void DestorySeqList(SeqList* sl);
private:
	Datetype* arr;
	int size;
	int capacity;
};
